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/*
* simone.c -- ASoC audio for Simplemachines Sim.One board
*
* Copyright (c) 2010 Mika Westerberg
*
* Based on snappercl15 machine driver by Ryan Mallon.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/soc/cirrus/ep93xx.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-types.h>
static struct snd_soc_dai_link simone_dai = {
.name = "AC97",
.stream_name = "AC97 HiFi",
.cpu_dai_name = "ep93xx-ac97",
.codec_dai_name = "ac97-hifi",
.codec_name = "ac97-codec",
.platform_name = "ep93xx-ac97",
};
static struct snd_soc_card snd_soc_simone = {
.name = "Sim.One",
.owner = THIS_MODULE,
.dai_link = &simone_dai,
.num_links = 1,
};
static struct platform_device *simone_snd_ac97_device;
static int simone_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &snd_soc_simone;
int ret;
simone_snd_ac97_device = platform_device_register_simple("ac97-codec",
-1, NULL, 0);
if (IS_ERR(simone_snd_ac97_device))
return PTR_ERR(simone_snd_ac97_device);
card->dev = &pdev->dev;
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
ret);
platform_device_unregister(simone_snd_ac97_device);
}
return ret;
}
static int simone_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
platform_device_unregister(simone_snd_ac97_device);
return 0;
}
static struct platform_driver simone_driver = {
.driver = {
.name = "simone-audio",
},
.probe = simone_probe,
.remove = simone_remove,
};
module_platform_driver(simone_driver);
MODULE_DESCRIPTION("ALSA SoC Simplemachines Sim.One");
MODULE_AUTHOR("Mika Westerberg <mika.westerberg@iki.fi>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:simone-audio");
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